Cheap flights from London Heathrow Airport to Cairns from £447
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CNS
9 Apr — 16 Apr1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Cairns are usually found in February or January, booked 2 days in advance, depart on a Wednesday or Tuesday and return on a Monday
Cheap flight deals from Heathrow to Cairns
Enter your travel dates to find the best prices.
Cheapest
Best
Last-minute
One-way
Cheapest flights from Heathrow to Cairns
Explore the most affordable flight options available from Heathrow to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 March 2026.
Thu 14/521:20
LHR
-
CNS
2 stops38h 40m
Multiple Airlines
Tue 26/521:40
CNS
-
LHR
2 stops54h 00m
Multiple Airlines
Deal found 9/3£781
Sun 3/521:20
LHR
-
CNS
2 stops40h 20m
Multiple Airlines
Wed 13/521:40
CNS
-
LHR
2 stops54h 00m
Multiple Airlines
Deal found 9/3£783
Sat 9/521:20
LHR
-
CNS
2 stops52h 55m
Multiple Airlines
Sun 17/521:40
CNS
-
LHR
2 stops54h 00m
Multiple Airlines
Deal found 8/3£787
Wed 13/522:10
LHR
-
CNS
2 stops34h 00m
Multiple Airlines
Mon 25/506:00
CNS
-
LHR
2 stops46h 20m
Multiple Airlines
Deal found 9/3£806
Mon 4/521:20
LHR
-
CNS
2 stops34h 50m
Multiple Airlines
Tue 26/521:40
CNS
-
LHR
2 stops54h 00m
Multiple Airlines
Deal found 6/3£822
Tue 21/421:20
LHR
-
CNS
2 stops36h 05m
Multiple Airlines
Tue 28/409:10
CNS
-
LHR
2 stops66h 30m
Multiple Airlines
Deal found 7/3£842
Tue 2/622:10
LHR
-
CNS
2 stops37h 50m
Multiple Airlines
Thu 18/606:00
CNS
-
LHR
2 stops46h 20m
Multiple Airlines
Deal found 7/3£932
Mon 20/421:20
LHR
-
CNS
2 stops36h 05m
Multiple Airlines
Mon 27/406:00
CNS
-
LHR
2 stops45h 40m
Multiple Airlines
Deal found 6/3£934
Mon 1/622:10
LHR
-
CNS
2 stops34h 00m
Multiple Airlines
Mon 22/606:00
CNS
-
LHR
2 stops46h 20m
Multiple Airlines
Deal found 6/3£936
Sat 31/1021:25
LHR
-
CNS
2 stops32h 50m
Multiple Airlines
Mon 30/1117:00
CNS
-
LHR
2 stops32h 25m
Multiple Airlines
Deal found 9/3£945
Mon 1/621:20
LHR
-
CNS
2 stops34h 50m
Multiple Airlines
Mon 29/611:00
CNS
-
LHR
2 stops40h 40m
Multiple Airlines
Deal found 9/3£949
Best flights from Heathrow to Cairns
Discover carefully curated flight deals from Heathrow to Cairns that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 March 2026.
Tue 1/911:20
LHR
-
CNS
1 stop20h 40m
Singapore Airlines
Sun 4/1018:15
CNS
-
LHR
1 stop30h 30m
Singapore Airlines
Deal found 6/3£1,047
Thu 4/622:15
LHR
-
CNS
2 stops33h 00m
Cathay Pacific
Mon 8/617:00
CNS
-
LHR
2 stops34h 10m
Cathay Pacific
Deal found 9/3£1,207
Wed 15/420:50
LHR
-
CNS
2 stops28h 10m
Qantas Airways
Wed 13/506:00
CNS
-
LHR
3 stops33h 35m
Qantas Airways
Deal found 8/3£1,492
Wed 15/422:05
LHR
-
CNS
1 stop33h 55m
Singapore Airlines
Wed 13/518:15
CNS
-
LHR
1 stop30h 30m
Singapore Airlines
Deal found 9/3£1,169
Fri 1/511:20
LHR
-
CNS
1 stop44h 40m
Singapore Airlines
Fri 29/518:15
CNS
-
LHR
1 stop30h 30m
Singapore Airlines
Deal found 6/3£1,225
Tue 21/420:50
LHR
-
CNS
3 stops33h 10m
Qantas Airways
Tue 28/406:00
CNS
-
LHR
3 stops33h 35m
Qantas Airways
Deal found 7/3£1,576
Thu 23/420:50
LHR
-
CNS
3 stops33h 10m
Qantas Airways
Thu 30/406:00
CNS
-
LHR
3 stops33h 35m
Qantas Airways
Deal found 9/3£1,665
Tue 1/920:50
LHR
-
CNS
3 stops33h 10m
Qantas Airways
Sun 4/1006:00
CNS
-
LHR
3 stops33h 35m
Qantas Airways
Deal found 7/3£1,666
Wed 5/820:35
LHR
-
CNS
1 stop35h 25m
Singapore Airlines
Mon 24/818:15
CNS
-
LHR
1 stop34h 15m
Singapore Airlines
Deal found 10/3£1,748
Thu 6/820:50
LHR
-
CNS
3 stops33h 10m
Qantas Airways
Thu 27/806:00
CNS
-
LHR
2 stops33h 35m
Qantas Airways
Deal found 6/3£1,756
Last-minute flights from Heathrow to Cairns
Discover last-minute flight deals from Heathrow to Cairns. Data last updated 10 March 2026 and is based on user searches.
Mon 13/421:20
LHR
-
CNS
2 stops47h 10m
Multiple Airlines
Wed 22/411:00
CNS
-
LHR
3 stops40h 40m
Multiple Airlines
Deal found 6/3£1,017
Mon 20/421:20
LHR
-
CNS
2 stops36h 05m
Multiple Airlines
Mon 27/406:00
CNS
-
LHR
2 stops45h 40m
Multiple Airlines
Deal found 6/3£934
Tue 21/421:20
LHR
-
CNS
2 stops36h 05m
Multiple Airlines
Tue 28/409:10
CNS
-
LHR
2 stops66h 30m
Multiple Airlines
Deal found 7/3£842
Wed 22/421:20
LHR
-
CNS
2 stops36h 05m
Multiple Airlines
Wed 29/420:10
CNS
-
LHR
2 stops55h 30m
Multiple Airlines
Deal found 8/3£969
Thu 23/421:20
LHR
-
CNS
2 stops36h 55m
Multiple Airlines
Thu 30/415:35
CNS
-
LHR
2 stops60h 05m
Multiple Airlines
Deal found 9/3£981
Fri 24/421:20
LHR
-
CNS
2 stops47h 10m
Multiple Airlines
Fri 1/521:40
CNS
-
LHR
2 stops54h 00m
Multiple Airlines
Deal found 10/3£994
One-way flights from Heathrow to Cairns
Search for one-way flight options from Heathrow to Cairns. Find affordable one-way fares based on user searches. Data last updated 10 March 2026.
Wed 10/622:40
LHR
-
CNS
2 stops39h 00m
Multiple Airlines
Deal found 8/3£447
Sat 23/522:05
LHR
-
CNS
3 stops59h 20m
Multiple Airlines
Deal found 6/3£455
Sun 17/522:05
LHR
-
CNS
3 stops59h 20m
Multiple Airlines
Deal found 9/3£460
Sat 11/422:10
LHR
-
CNS
2 stops49h 20m
Multiple Airlines
Deal found 8/3£484
Mon 15/622:00
LHR
-
CNS
3 stops34h 00m
Multiple Airlines
Deal found 9/3£486
Tue 1/921:20
LHR
-
CNS
2 stops40h 05m
Multiple Airlines
Deal found 10/3£499
Sun 17/511:20
LHR
-
CNS
1 stop20h 40m
Singapore Airlines
Deal found 9/3£524
Find flight deals from Heathrow to Cairns
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Cairns (CNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 March 2026.
Customise your flight search to find flights from Heathrow to Cairns that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 March 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Cairns that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
Fastest return journey
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Tue 1/9
11:20-17:00
1 stop20h 40m
Cairns
Sun 4/10
18:15-15:45
1 stop30h 30m
£1,047
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Wed 15/4
22:05-17:00
1 stop33h 55m
Cairns
Wed 13/5
18:15-15:45
1 stop30h 30m
£1,169
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 4/6
22:15-16:15
2 stops33h 00m
Cairns
Mon 8/6
17:00-18:10
2 stops34h 10m
£1,207
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Fri 1/5
11:20-17:00
1 stop44h 40m
Cairns
Fri 29/5
18:15-15:45
1 stop30h 30m
£1,225
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Wed 15/4
20:50-10:00
2 stops28h 10m
Cairns
Wed 13/5
06:00-06:35
3 stops33h 35m
£1,492
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Tue 21/4
20:50-15:00
3 stops33h 10m
Cairns
Tue 28/4
06:00-06:35
3 stops33h 35m
£1,576
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 23/4
20:50-15:00
3 stops33h 10m
Cairns
Thu 30/4
06:00-06:35
3 stops33h 35m
£1,665
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Tue 1/9
20:50-15:00
3 stops33h 10m
Cairns
Sun 4/10
06:00-06:35
3 stops33h 35m
£1,666
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Wed 5/8
20:35-17:00
1 stop35h 25m
Cairns
Mon 24/8
18:15-19:30
1 stop34h 15m
£1,748
LondonCairns
LHR - CNS
LHRCNS
London Heathrow
Thu 6/8
20:50-15:00
3 stops33h 10m
Cairns
Thu 27/8
06:00-06:35
2 stops33h 35m
£1,756
Flights are sorted by cheapest return flights first.
Deals found on 8/3
Showing 1-10 of 17 resultsSorted by cheapest first
1
2
Best time to book a flight from Heathrow to Cairns
Have a flexible travel schedule? Discover the best time to fly to Cairns from Heathrow with our price prediction graph.
LHR-CNS
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Cairns
Prices
Delays
More
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £784). Flying from London Heathrow Airport to Cairns in July is currently the most expensive (average of £1,376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How often are flights from London to Cairns delayed?
About 7% of weekly flights between London and Cairns have experienced delays in the past year, with the average delay time being 142 minutes.
What is the most punctual flight time for London to Cairns flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Cairns flights?
Over the past year, China Eastern have had the lowest number of delays on this route, with just 4% of flights being delayed.
What’s the top stopover airport for flights from London Heathrow Airport to Cairns?
Share of one-stop return flights from London Heathrow Airport to Cairns chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Singapore (SIN) – chosen by Cheapflights users on 91% of one-stop itineraries from London Heathrow Airport to Cairns on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Cairns?
Average return fare for one-stop flights from London Heathrow Airport to Cairns, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Hong Kong (HKG) is the most affordable one-stop option, with an average return flight price of £1,517.
What’s the fastest stopover option from London Heathrow Airport to Cairns?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Cairns, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Singapore (SIN) have the shortest average one-way travel time for one-stop routes: 25h 53m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Cairns?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Cairns, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Sydney (SYD) offer the fastest connection on this route, with an average stopover time of 4h 23m.
Reviews of airlines servicing Cairns
Get insights into the airlines that provide service to Cairns. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cairns. Reviews last updated 10 March 2026.
Get a feel of what it's like to fly with Singapore Airlines,Cathay Pacific, andQantas Airways from London Heathrow Airport to Cairns by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Very kind staff to arrange my luggage and really appreciate all help.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Cairns from London Heathrow?
Most people fly into Cairns (CNS) if they book a flight to Cairns from London Heathrow. On average, Cairns has 0 inbound flights from London Heathrow per day from 4 airlines. Cairns is conveniently located just 2.8 mi from Cairns’s city center.
How long is the flight from London Heathrow Airport to Cairns?
A quick flight from London Heathrow Airport to Cairns can take about 20h 40m. Singapore Airlines provides one of the quickest options available for as low as £1,047. The distance from London Heathrow Airport to Cairns is about 9409 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from London Heathrow Airport to Cairns round-trip?
Our cheapest airline available from London Heathrow Airport to Cairns is Cathay Pacific. Our recent data shows that you can find tickets from as low as £873 on this airline. Additional options worth looking into are Singapore Airlines and Qatar Airways, starting at £959 and £1,074 round-trip. Cathay Pacific is 32% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for business class flights from Heathrow to Cairns?
Yes. Cheapflights offers flight deals from Heathrow to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Cairns?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Cairns (average of £784). Flying from London Heathrow Airport to Cairns in July is currently the most expensive (average of £1,376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to Cairns departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 March 2026.
Discover the top 4 airlines that operate flights from Heathrow to Cairns. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 March 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Cairns?
Deals for Heathrow to Cairns flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Cairns?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Cairns for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Heathrow to Cairns with no change fees?
Need flexible booking options for your flight to Cairns from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Cairns become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cairns from Heathrow today and book when prices fit your budget.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.